APA (7e ed.) Bronvermelding
Engberg, J., Jacobsen, A., & Ulrich, J. (2014). In defence of Christianity: Early Christian apologists. Peter Lang GmbH.
Chicago (17e ed.) Bronvermelding
Engberg, Jakob, Anders-Christian Jacobsen, en Jörg Ulrich. In Defence of Christianity: Early Christian Apologists. Frankfurt am Main, [Germany] ; Bern, [Switzerland]: Peter Lang GmbH, 2014.
MLA (9e ed.) Bronvermelding
Engberg, Jakob, et al. In Defence of Christianity: Early Christian Apologists. Peter Lang GmbH, 2014.
Let op: Deze citaties zijn niet altijd 100% accuraat.